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test_levdur.py
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test_levdur.py
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# ------------------------------------------------------------------------ #
# Copyright 2022 SPTK Working Group #
# #
# Licensed under the Apache License, Version 2.0 (the "License"); #
# you may not use this file except in compliance with the License. #
# You may obtain a copy of the License at #
# #
# http://www.apache.org/licenses/LICENSE-2.0 #
# #
# Unless required by applicable law or agreed to in writing, software #
# distributed under the License is distributed on an "AS IS" BASIS, #
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
# See the License for the specific language governing permissions and #
# limitations under the License. #
# ------------------------------------------------------------------------ #
import pytest
import diffsptk
import tests.utils as U
@pytest.mark.parametrize("device", ["cpu", "cuda"])
@pytest.mark.parametrize("module", [False, True])
def test_compatibility(device, module, M=30, L=52, B=2):
levdur = U.choice(
module,
diffsptk.LevinsonDurbin,
diffsptk.functional.levdur,
{"lpc_order": M},
)
U.check_compatibility(
device,
levdur,
[],
f"nrand -l {B*L} | acorr -m {M} -l {L}",
f"levdur -m {M}",
[],
dx=M + 1,
dy=M + 1,
)
acorr = diffsptk.Autocorrelation(L, M)
U.check_differentiability(device, [levdur, acorr], [B, L])